Home / 106,073.72-146,381.28-58,329.62

Finding the Fourth Proportional to 106,073.72, 146,381.28 and 58,329.62

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Solution

The fourth proportional to 106,073.72, 146,381.28 and 58,329.62 is: 80,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,073.72 : 146,381.28 = 58,329.62 : x
  2. Step 2: Convert to fraction form
    106,073.72/146,381.28 = 58,329.62/x
  3. Step 3: Cross multiply
    106,073.72x = 146,381.28 × 58,329.62
  4. Step 4: Simplify right side
    106,073.72x = 8,538,364,437.51
  5. Step 5: Solve for x
    x = 8,538,364,437.51/106,073.72
  6. Step 6: Final answer
    x = 80,494.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.